LD 490

Modify Date: 2024-01-02 11:39:19

LD 490 structure	Common Name	LD 490
	CAS Number	58336-35-9	Molecular Weight	241.28500
	Density	1.32g/cm3	Boiling Point	486.3ºC at 760 mmHg
	Molecular Formula	C₁₅H₁₅NO₂	Melting Point	130 °C
	MSDS	N/A	Flash Point	201ºC

Use of LD 490

Coumarin 6H, a Coumarin (Coumarin (HY-N0709)) derivative, is a laser dye. The fluorescence emission of Coumarin 6H can be enhanced by hydrogen bonding interactions[1][2].

Name	Coumarin 6H
Synonym	More Synonyms

Description	Coumarin 6H, a Coumarin (Coumarin (HY-N0709)) derivative, is a laser dye. The fluorescence emission of Coumarin 6H can be enhanced by hydrogen bonding interactions[1][2].
Related Catalog	Signaling Pathways >> Others >> Others Research Areas >> Inflammation/Immunology
In Vitro	具有扭曲嵌段和更强供电子久洛利定基团的 Coumarin 6H 在被荧光猝灭基团抑制时表现出更高的量子产率、更好的生物相容性以及更少的背景荧光。因此，探针 LH-1 中的 Coumarin 6H 可能有助于降低背景荧光。在探针LH-1中，Coumarin 6H 荧光团的荧光不仅可以被 N-N 基团的旋转猝灭，还可以通过供体激发光诱导电子转移 (d-PET) 机制被 2,4-二硝基苯基团猝灭[2]。
References	[1]. P M French, et al. Passively mode-locked cw Coumarin 6 ring dye laser. Opt Lett. 1989 Feb 15;14(4):217-8. [2]. Zhixiang Han, et al. A novel fluorescent probe with extremely low background fluorescence for sensing hypochlorite in zebrafish. Anal Biochem. 2020 Aug 1;602:113795.

Density	1.32g/cm3
Boiling Point	486.3ºC at 760 mmHg
Melting Point	130 °C
Molecular Formula	C₁₅H₁₅NO₂
Molecular Weight	241.28500
Flash Point	201ºC
Exact Mass	241.11000
PSA	33.45000
LogP	2.55680
Index of Refraction	1.665

LD 490 MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ3310000

CHEMICAL NAME :: 1H,5H,11H-(1)Benzopyrano(6,7,8-ij)quinolizin-11-one, 2,3,6,7-tetrahydro-

CAS REGISTRY NUMBER :: 58336-35-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C15-H15-N-O2

MOLECULAR WEIGHT :: 241.31

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 100 ug/plate

REFERENCE :: ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 7,511,1985

Precursor 7
CAS#:63149-33-7 8-Hydroxyjuloli... CAS#:1779-58-4 (2-Methoxy-2-ox... CAS#:1099-45-2 Ethyl 2-(triphe... CAS#:105-53-3 Diethyl malonate
CAS#:55804-66-5 Coumarin 314 CAS#:41175-50-2 8-Hydroxyjulolidine CAS#:536-90-3 3-anisidine
DownStream 0

C 6H

2,3,6,7-tetrahydro-1H,5H-quinolizino<9,9a,1-gh>coumarin

2,3,6,7-tetrahydro-1H,5H,11H-benzopyrano<6,7,8-i,j>quinolizin-11-one

Exciton LD 490

2,3,5,6-1H,4H-tetrahydroquinolizino[9,9a,1-gh]coumarin

MFCD00227485

coumarin-6H

2,3,6,7-Tetrahydro-1H,5H,11H-(1)benzopyrano(6,7,8-ij)-quinolizin-11-one

EINECS 261-213-4

LD 490

2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11-one

2,3,5,6-Tetrahydro-1H,4H-11-oxa-3a-aza-benzo[de]anthracen-10-one

DC Chemicals Limited
China
Product Name: LD 490
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao

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Price: ￥1100/50 mg

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